Home / 4,310,792-6,466,447.20-1,319,001.92

Finding the Fourth Proportional to 4,310,792, 6,466,447.20 and 1,319,001.92

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Solution

The fourth proportional to 4,310,792, 6,466,447.20 and 1,319,001.92 is: 1,978,582.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,310,792 : 6,466,447.20 = 1,319,001.92 : x
  2. Step 2: Convert to fraction form
    4,310,792/6,466,447.20 = 1,319,001.92/x
  3. Step 3: Cross multiply
    4,310,792x = 6,466,447.20 × 1,319,001.92
  4. Step 4: Simplify right side
    4,310,792x = 8,529,256,272,378.62
  5. Step 5: Solve for x
    x = 8,529,256,272,378.62/4,310,792
  6. Step 6: Final answer
    x = 1,978,582.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.